·Burst pressure test

·Adhesive strength test

·Air tightness test

·Cleanliness test

Construction:

+Inner layer: US Food and Drug Administration food grade silicone resin/FKM (fluorocarbon polymer)

+Outer layer: silicone

+Reinforcement layer: can provide 3, 4, and 5 layers

+Reinforcement materials: polyester, aramid or glass fiber

+Color: Customizable

+Length: Customizable

Standard:

Our hydrogen powered silicone hoses have undergone multiple tests and fully meet the following requirements:

1. The inner wall is made of food grade silicone that meets FDA or FKM requirements, ensuring the cleanliness of hydrogen peroxide and hydrogen peroxide; The shell is made of flame-retardant silicone material;

2. No odor or impurities; High temperature resistance, low temperature resistance, aging resistance, ozone resistance and other properties; Good sealing performance, no leakage;

3. Working temperature: -50 ° C -250 ° C;

4. Length tolerance: Meet the requirements of GB/T9575;

5. Expansion resistance:<10%;

6. suction resistance: 0.03mpa;

7. Bond strength: 1400N/M;

8. Burst pressure: meets the relevant requirements of SAE J20 Cooling System Hoses;

9. The material logistics performance and other requirements of the finished product comply with the relevant requirements of the SAE J20 cooling system hose standard;

10. The airtightness requirement should meet the following requirements: under a positive pressure test of 3 bar, the test should last for 3 minutes and there should be no bubbles in the water;

11. Cleanliness: The inner and outer surfaces of the hose are free of frost, oil, powder, carbon black, etc; No defects such as bubbles, cracks, or local unevenness are allowed inside the hose; The hose is completely vulcanized and there is no residual sulfide inside.